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Worksheet
Curated OER

Counting Craters on the Hubble Space Telescope!

For Students 8th - 10th
In this Hubble Space Telescope worksheet, learners are given a photograph of the radiator recovered after being in space on the Hubble Space Telescope since 1993. Students solve 6 problems about the impacts that left craters on the...
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Lesson Plan
Texas Instruments

The Determinant of a Matrix

For Teachers 9th - 12th Standards
Students calculate the determinant. In this algebra lesson, students find the determinant and use to calculate the area of a triangle. They calculate the area of a quadrilateral in a plane.
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Lesson Plan
Curated OER

Where Will The Couch Fit?

For Teachers 4th - 6th
Students name the area formula and describe how it works. They use area formula to calculate the surface area of various objects. They use the area formula to design a floor plan of an apartment.
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Worksheet
Curated OER

Trigonometric Ratios

For Students 10th - 12th
In this trigonometric ratios worksheet, students determine the value of trigonometric ratios.  They find the area of triangles, determine the length of one side, and compute the degrees in an angle.  This five-page worksheet contains 55...
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Lesson Plan
Curated OER

Sports Helmets and Impact Testing of Polymers

For Teachers 5th - 9th
Students examine the importance of good quality safety gear. In this investigative lesson, students will tests various polymers, collect data, and analyze the data to determine which polymer is best for safety helmets. They will design a...
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Lesson Plan
Curated OER

Candy Land

For Teachers 6th - 8th
In this activity students pretend that they have been hired by a candy manufacturer to design a box for a new product they are beginning to market. The manufacturer has pre-determined the volume of the candy box. It is the students' job...
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Worksheet
Curated OER

High School Mathematics Problems from Alaska: Predicting Plant Coverage

For Students 9th - 12th
Students participate in simulation as they examine vegetation in a square meter land plot. Students construct charts and a key to make predicitons about other land plots.
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Lesson Plan
Curated OER

Development of Industrial New Hampshire

For Teachers 7th - 8th
Students work in groups to research and share information about several different topics that were part of the development of Industrial New Hampshire. Students complete five parts of the project which include researching, role playing...
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Worksheet
Curated OER

Pythagorean Theorem

For Students 10th
In this Pythagorean Theorem learning exercise, 10th graders solve and complete 19 various types of problems. First, they draw the square shown and divide its sections as shown. Then, students cut out the 6 parts of the square and...
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Worksheet
Curated OER

Inequalities

For Students 10th
In this inequalities worksheet, 10th graders solve and complete 23 various types of problems. First, they find the area of an inscribed square in a circle shown. Then, students find the total area of the inscribed polygon and deduce...
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Worksheet
Curated OER

Working with Rates

For Students 9th - 12th
In this working with rates worksheet, students solve 9 problems where they find the rates, they solve 5 problems where they find the rates for compound units and they solve 5 problems where they find the rates using scientific notation.
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Lesson Plan
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Curated OER

Sum of Infinite Geometric Series

For Teachers 9th - 12th Standards
Your mathematicians solve problems using geometric series in this pre-calculus lesson. They divide a unit square into very small pieces and identify the reasoning behind the sum of a series being less than one.
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Lesson Plan
Curated OER

Grade 3: What Can I Make with 30 Centimeters?

For Teachers 3rd
Third graders create polygons with perimeters of 30 centimeters, use the centimeter grid paper to determine the area of each shape, and organize the shapes to make generalizations from the patterns they see.
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Lesson Plan
Curated OER

Comparative Geography I

For Teachers 6th - 7th
Students use population density and other statistics to compare countries. They find the population density for the countries listed in the table. Students compare findings with a partner, and then share with the class.
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Lesson Plan
Curated OER

Proving Pythagoras

For Teachers 8th - 10th
Students prove the theorem of Pythagoras. In this Pythagorean Theorem lesson, students define the different parts of a right triangle. They use the Pythagorean Theorem to solve for the missing sides and angles of a right triangle.
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Worksheet
Curated OER

Circles and Cylinders

For Students 10th
In this circles and cylinders worksheet, 10th graders solve and complete 22 various types of problems. First, they collect data for a radius and circumference for several different circles and calculate the quantity. Then, students find...
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Worksheet
Curated OER

Can You Hear My Now?: Getting the Message Across

For Students 9th - 12th
In this power transmittance activity, students read about sources that transmit power and are given a chart with the distance and the power transmitted by each device. Students determine the intensity in watts of the power for each...
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Lesson Plan
Curated OER

Geometry and Quilting

For Teachers 4th - 5th
Students create a quilt square for a class quilt using at least three, two-dimensional geometric figures. They research and write a brief description of at least two different quilt patterns that they find. Pupils discuss that quilts are...
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Lesson Plan
Curated OER

Playground Measurement

For Teachers 5th
Fifth graders find a rectangular or square object in the classroom to measure. They measure to the nearest centimeter and apply that knowledge to measuring perimeter. They recognize, describe, and determine surface area and volume of...
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Worksheet
Curated OER

Word Problems

For Students 10th - 11th
For this algebra worksheet, students solve word problems using algebra. They factor using the quadratic formula and complete the square. There are 4 problems with an answer key.
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Lesson Plan
Curated OER

Constructing Quadrilaterals

For Teachers 9th - 12th Standards
High schoolers investigate quadrilateral construction in this geometry lesson. They use Cabri Jr. to construct the different quadrilaterals from the quadrilateral hierarchy given minimal definitions. The lesson reinforces the difference...
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Worksheet
Curated OER

North American Biomes

For Students 4th - 9th
In this Science worksheet, learners color a biome map of North America. Students color the map by solving the clues listed on a separate sheet of paper.
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Lesson Plan
Curated OER

Sleuthing a Writer's Skills

For Teachers 6th - 12th
Students examine the author's lively text to determine how she achieved her many literary effects. They discover the author's techniques in describing people and events, in setting tone, and in establishing pace. They reflect about the...
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Worksheet
Curated OER

Applications and Writing Functions

For Students Higher Ed
In this college level Pre-Calculus activity, students use polynomial and rational functions to solve application word problems.  The three page activity contains forty-four problems.  Answers are not included.